A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6220-00-734-0276
NSN 5895-01-027-1754
NSN 6150-01-543-8574
NSN 5945-01-654-1629
NSN 6130-01-377-8337
NSN 5930-00-218-0615
NSN 5996-01-433-0894
NSN 4140-01-529-6811
NSN 6105-01-502-8216
NSN 6620-01-503-0817
NSN 5996-01-096-8423
NSN 4140-01-089-8004